1.Count back by 2s: 18, 16, 14, (answer space), (answer space), 8
2.Count by 5s: 0, (answer space), 10, 15, 20, (answer space)
3.Count by 10s: 10, 20, 30, (answer space), 50, (answer space)
4.Count back by 2s: 20, 18, 16, 14, (answer space), (answer space)
5.Count back by 5s: 55, 50, 45, (answer space), 35, (answer space)
6.Count back by 10s: 80, 70, (answer space), 50, (answer space), 30
7.Count back by 2s: 18, 16, (answer space), (answer space), 10, 8
8.Count by 5s: 5, 10, 15, (answer space), 25, (answer space)
9.Count by 2s: 8, 10, 12, 14, 16, (answer space)
10.Count by 2s: 12, 14, (answer space), 18, 20, (answer space)